Question

The unit of specific conductivity is

• A. $\Omega c{m}^{-1}$
• B. $\Omega c{m}^{-2}$
• C. ${\Omega }^{-1}cm$
• D. ${\Omega }^{-1}c{m}^{-1}$

Answer 1

Answer: (D)

Specific conductivity $=\frac{1}{\text{ specific resistance }}$
$=\frac{1}{\Omega -cm}=(\Omega -cm{)}^{-1}$